| 摘要 |
PROBLEM TO BE SOLVED: To provide forks coping with at least two types of drive systems as drive systems for fork shifting. SOLUTION: First mounting brackets 41, 51 for mounting piston rods 6a, 7a driven by cylinders 6, 7 and second mounting brackets 42, 52 for mounting feeding screws 8, 9 driven by hydraulic motors 82, 92 are provided on the back faces of the vertical portions 10, 20 of a right-and-left pair of forks 1, 2, respectively. The first and second mounting brackets 41, 42 are produced as an integral unit via a mounting base 4. The first and second mounting brackets 51, 52 are produced as an integral unit via a mounting base 5. Both units are mountable upside down with respect to the fixing bases each fixed on the back face of each of the forks 1, 2. COPYRIGHT: (C)2011,JPO&INPIT
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